This part sets forth regulations providing for the bonding of carriers which will receive merchandise for transportation in bond, the licensing of cartmen and lightermen, and the procedures for applying for such bonds and licenses. This part also sets forth the regulations concerning the obtaining of identification cards by cartmen and lightermen, and their employees and the procedures for revoking or suspending licenses and identification cards. Provisions setting forth the duties and responsibilities of cartmen and lightermen are set forth in part 125 of this chapter.